John Mahmarian, M.D.
Cardiology · Houston, TX
John Mahmarian, M.D. is a cardiology in Houston, TX with about 46 yrs in practice.
- SpecialtyCardiology
- Medical schoolNEW YORK MEDICAL COLLEGE (1980)
- TelehealthNot reported
- Practice size1,899 clinicians
- Medicare assignmentAccepts assignment (Medicare-approved amount as full payment)
- Medicare activity~808 patients across 1,958 services, avg age 75
Common services
| Service | Medicare services | Medicare allows | |
|---|---|---|---|
| Ct scan of blood vessels of chest with contrast | 325 | $81 | See prices → |
| Ct scan of blood vessels and grafts of heart with contrast | 320 | $111 | See prices → |
| Exercise or drug-induced heart stress test with electrocardiogram (ecg) with review by physician | 234 | $14 | See prices → |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | 182 | $129 | See prices → |
| Nuclear medicine studies of heart muscle at rest and with stress and spect | 97 | $282 | See prices → |
| Exercise or drug-induced heart stress test with electrocardiogram (ecg) with supervision and review by physician | 76 | $62 | See prices → |
| New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more | 16 | $168 | See prices → |
Source: CMS Medicare Physician & Other Practitioners and the Doctors & Clinicians National Downloadable File (most recent release). Counts reflect Original Medicare activity only and are not a measure of quality. “Medicare allows” is the Medicare fee schedule amount — not what an insured or cash patient pays; for patient prices see the linked procedure pages. Always confirm a clinician’s current details with their office.